Is FLUX.2 Klein 4B or Claude Opus 4.7 cheaper?

FLUX.2 Klein 4B is cheaper on output tokens ($1.00 vs $25.00 per 1M).

Which has the larger context window, FLUX.2 Klein 4B or Claude Opus 4.7?

Claude Opus 4.7 has the larger context window (1M tokens).

FLUX.2 Klein 4B vs Claude Opus 4.7

FLUX.2 Klein 4B is cheaper on output tokens, while Claude Opus 4.7 offers a larger context window. Choose FLUX.2 Klein 4B or Claude Opus 4.7 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	FLUX.2 Klein 4B	Claude Opus 4.7
Provider	NEAR AI Cloud	NEAR AI Cloud
Input / 1M tokens	$1.00	$5.00
Output / 1M tokens	$1.00	$25.00
Context window	128K	1M
Parameters	—	—
Open weights	Yes	No
Released	Jan 2026	Apr 2026

FLUX.2 Klein 4B details →Claude Opus 4.7 details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.